--- Have you solved your problem?---I've kept on thinking about that matter ______, but I have no idea yet now.
they are twins and they are from Japan.
I am tall and my hair is short.
This is not your book , It is mine.
I don’t like Miss Green’s class, because ____ class is_____. A. her , boring B. his, relaxing C. it, difficult
I like that red T-shirt. _____ is it? ---It’s fifteen dollars. A. How old B. How many C. How much